NECO Biology Past Questions & Answers - Page 5

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21.

Exoskeleton is a characteristic feature of

A.

amoeba

B.

earthworm

C.

hydra

D.

millipede

E.

tapeworm

Correct answer is D

No explanation has been provided for this answer.

22.

Which of the following is an abiotic factor in an ecosystem?

A.

Food

B.

Host

C.

Parasite

D.

Predator

E.

Pressure

Correct answer is E

No explanation has been provided for this answer.

23.

The structure in cell concerned with the synthesis of proteins is the

A.

endoplasm reticulum

B.

ribosome

C.

nucleus

D.

plasma membrane

E.

golgi apparatus

Correct answer is B

No explanation has been provided for this answer.

24.

Root hairs are extensions of the

A.

cortex

B.

endodermis

C.

epidermis

D.

piliferous layer

E.

vascular bundle

Correct answer is C

No explanation has been provided for this answer.

25.

The cortex of a herbaceous stem is made up of

A.

collenchyma and parenchyma

B.

collenchyma and sclerenchyma

C.

parenchyma and sclerenchma

D.

pericycle and endodermis

E.

sclerenthyma and endodermis

Correct answer is A

No explanation has been provided for this answer.